United Continental Holdings, Inc. (UAL) is a holding company and its principal, wholly owned subsidiary is United Air Lines, Inc. (United). The Company transports people and cargo through its mainline operations, which use jet aircraft with at least 118 seats, and its regional operations, which use smaller aircraft that are operated under contract by United Express carriers. The Company serves almost every market around the world, either directly or through participation in Star Alliance. The Company has global air rights in the United States, Asia-Pacific, Europe, Middle East, Africa, and Latin America. UAL, through United and its regional carriers, operates an average of approximately 5,100 flights a day to 374 airports across six continents.